National Geographic Glow Marble Run 250-Piece Building Set for Kids | 50 Glow-in-the-Dark Glass Marbles, 135 Tubes, 55 Action Pieces, 10 Bases, Marble Maze, STEM Physics Toy, Storage Bag
STURDY TIGHT-FIT PIECES – This construction kit fits together snuggly, so your marble maze won’t fall apart while you play. With 10 sturdy bases, 55 action pieces, and 135 smooth-run tube pieces. This kit has countless imaginative configurations!
GLOW-IN-THE-DARK MARBLES - This marble run kit includes 50 glow in the dark glass marbles in 6 colors! Kids will love watching them glow as they zig-zag down their custom tracks!
CONVENIENT STORAGE – A storage bag and marble pouch makes it easy to store your marble run construction pieces and glow in the dark marbles in one place.
GREAT STEM TOY – The included Learning Guide inside teaches about the physics of motion and aerodynamics. It also includes marble run construction experiments!
AWARD-WINNING PRODUCTS - Blue Marble, winner of the Toy Association's prestigious Toy of the Year Award, proudly develops products that foster education, imagination, and creativity, with a U.S. support team to ensure a stellar experience!
Yes, we provide free standard shipping on all orders over $100. For orders under $100, a small shipping fee applies, which will be shown at checkout.
If you're not completely satisfied with your purchase, you can return it within 14 for a full refund. Please ensure the item is unused and in its original packaging.
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